CloudWatch log metric filter and alarm are not set for IAM policy changes Affecting CloudWatch service in AWS
Severity Framework
CCSS (Common Configuration Scoring System) is a set of measures used to determine the severity of the rule.
Snyk CCSS
Rule category
Each rule is associated with a high-level category. For example IAM, Container, Monitoring, Logging, Network, etc.
Monitoring/ Accounts Monitoring
Is your environment affected by this misconfiguration?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applicationsFrameworks
AWS-Well-ArchitectedCIS-AWSCIS-ControlsHIPAAISO-27001NIST-800-53PCI-DSS
- Snyk IDSNYK-CC-00159
- creditSnyk Research Team
Description
Monitoring changes to IAM policies helps ensure authentication and authorization controls remain intact.
How to fix?
Create an aws_cloudwatch_log_metric_filter and aws_cloudwatch_metric_alarm with an appropriate pattern attribute set for an aws_cloudwatch_log_group and aws_cloudtrail set of resources.
Use the following pattern attribute set:
$.eventName=DeleteGroupPolicy
$.eventName=PutGroupPolicy
$.eventName=PutRolePolicy
$.eventName=PutUserPolicy
$.eventName=CreatePolicy
$.eventName=DeletePolicy
$.eventName=CreatePolicyVersion
$.eventName=DeletePolicyVersion
$.eventName=AttachRolePolicy
$.eventName=DetachRolePolicy
$.eventName=AttachUserPolicy
$.eventName=DetachUserPolicy
$.eventName=AttachGroupPolicy
$.eventName=DetachGroupPolicy